Home / 3,007.23-4,150.49-1,889.10

Finding the Fourth Proportional to 3,007.23, 4,150.49 and 1,889.10

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Solution

The fourth proportional to 3,007.23, 4,150.49 and 1,889.10 is: 2,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.23 : 4,150.49 = 1,889.10 : x
  2. Step 2: Convert to fraction form
    3,007.23/4,150.49 = 1,889.10/x
  3. Step 3: Cross multiply
    3,007.23x = 4,150.49 × 1,889.10
  4. Step 4: Simplify right side
    3,007.23x = 7,840,681.21
  5. Step 5: Solve for x
    x = 7,840,681.21/3,007.23
  6. Step 6: Final answer
    x = 2,607.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.